Geometry and dynamics of two lobe-shaped rock glaciers in the permafrost of Svalbard

References

• Åkerman , H. J. 1998 . “ Active layer monitoring. Kapp Linné, Svalbard ” . In International Permafrost Association, Data and Information Working Group, comp. Circumpolar Active-Layer Permafrost System (CAPS), version 1.0 , Boulder , CO : NSIDC, University of Colorado at Boulder . CD-ROM available from National Snow and Ice Data Center, [email protected]
   Google Scholar
• André , M. F. 1994 . Rock glaciers in Svalbard: tentative dating and inferred long-term velocities . Geografiska Annaler , 76A : 235 – 245 .
   Google Scholar
• André , M. F . 1997 . Holocene rockwall retreat in Svalbard: a triple-rate evolution . Earth Surface Processes and landforms , 22 : 423 – 440 .
   Web of Science ®Google Scholar
• Arenson , L. and Springman , S. Slope stability and related problems of Alpine permafrost . Proceedings of the International Workshop on Permafrost Engineering . June 18-21 2000 , Longyearbyen , Svalbard .
   Google Scholar
• Azizi , F. and Whalley , W. B. Finite element analysis of the creep of debris containing thin ice bodies . Proceedings of the Fifth International Offshore and Polar Engineering Conference . June 11-16 1995 , The Hague , The Netherlands. pp. 336 – 341 .
   Google Scholar
• Azizi , F. and Whalley , W. B. Numerical modelling of die creep behaviour of ice-debris mixtures under variable thermal regimes . Proceedings of the Sixth InternationaI Offshore and Polar Engineering Conference . May 26-31 1996 , Los Angeles , USA. pp. 362 – 366 .
   Google Scholar
• Bakkehøi , S. 1982 . Datainnsamlinga på permafroststasjonen i Svea, Svalbard . Frost i Jord , 24 : 3 – 8 .
   Google Scholar
• Bakkehoi , S. and Bandis , C. Meteorological conditions' influence on permafrost ground in Sveagruva, Spitsbergen . 4th International Conference on Permafrost. Proceedings . pp. 384 – 388 . Washington. DC : National Academy Press .
   Google Scholar
• Barsch , D. 1973 . Refraktionsseismische Bestimmungen der Obergrenze des gefrorenen Schuttkörpers in verschiedenen Blockgletschern Graubondens . Zeitschrift fur Gletscherkunde und Glazialgeologie , 9 (1-2) : 143 – 167 .
   Google Scholar
• Barsch , D. 1996 . Rock Glaciers , Berlin : Springer-Verlag .
   Google Scholar
• Berthling , I. 2001 . Slow periglacial mass wasting - processes and geomorphological impact. Case studies from Finse, southern Norway and Prins Karls Forland, Svalbard , Series of dissertations submitted to the Faculty of Mathematics and Natural Sciences University of Oslo . No. 113
   Google Scholar
• Berthling , I. , Etzelmuller , B. , Eiken , T. and Sollid , J. L. 1998 . Rock glaciers on Prins Karls Forland, Svalbard. I. Internal structure, flow velocity and morphology . Permafrost and Periglacial Processes , 9 : 135 – 145 .
   Web of Science ®Google Scholar
• Berthling , I. , Etzelmuller , B. , Isaksen , K. and Sollid , J. L. 2000 . Rock glaciers on Prins Karls Forland. II. GPR soundings and the development of internal structures . Permafrost and Periglacial Processes , 11 : 357 – 369 .
   Web of Science ®Google Scholar
• Davies , M. C. R. , Hamza , O. and Harris , C. 2001 . The effect of rise in mean annual temperature on the stability of rock slopes containing ice-filled discontinuities . Permafrost and Periglacial Processes , 12 : 137 – 144 .
   Web of Science ®Google Scholar
• Eiken , T. , Kääb , A. , Isaksen , K. and Sollid , J. L. Rock glaciers on Svalbard - some typical examples . 1st European Permafrost Conference . Rome . pp. 26 – 28 . 3.01. Abstract
   Google Scholar
• Francou , B. , Fahre , D. , Pouyaud , B. , Jomelli , V. and Arnaud , Y. 1999 . Symptoms of degradation in a tropical rock glacier, Bolivian Andes . Permafrost and Periglacial Processes , 10 : 91 – 100 .
   Web of Science ®Google Scholar
• Frauenfelder , R. and Kääb , A. 2000 . Towards a palaeoclimati c model of rock glacier formation in the Swiss Alps . Annals of Glaciology , 31 : 281 – 286 .
   Web of Science ®Google Scholar
• Haeberli , W. 1975 . Untersuchungen zur Verbreitung von Permafrost zwischen Fluelapass und Piz Grialetsch (Graubunden) , Mitteilungen der VAW/ETHZ 17
   Google Scholar
• Haeberli , W. 2000 . Modern research perspectives relating to permafrost creep and rock glaciers: a discussion . Permafrost and Periglacial Processes , 11 (4) : 290 – 293 .
   Web of Science ®Google Scholar
• Haeberli , W. , Hoelzle , M. , Kääb , A. , Keller , F. , Yonder Muhll , D. and Wagner , S. Ten years after drilling through the permafrost of die active rock glacier Murtél, Eastern Swiss Alps: answered questions and new perspectives . 7th International Conference on Permafrost . June 23-27 1998 , Yellowknife . pp. 403 – 410 . Québec : Centre d'études nordiques, Université Lavai . Collection Nordicana 57
   Google Scholar
• Haeberli , W. , Kääb , A. , Wagner , S. , Geissler , P. , Haas , J. N. , GlatzelMattheier , H. , Wagenbach , D. and Vonder Mühll , D. 1999 . Pollen analysis and 14C-age of moss remains recovered from a permafrost core of the active rock glacier Murtél/Corvatsch (Swiss Alps): geomorphological and glaciological implications . Journal of Glaciology , 45 (149) : 1 – 8 .
   Web of Science ®Google Scholar
• Hauck , C. 2001 . Geophysical Methods for Detecting Permafrost in High Mountains , 171 Mitteilungen : Versuchsanstalt fur Wasserbau, Hydrologie und Glaziologie der ETH Zürich .
   Google Scholar
• Hauck , C. , Guglielmin , M. , Isaksen , K. and Vonder Mühll , D. 2001 . Applicability of frequency- and time-domain electromagnetic methods for mountain permafrost studies . Permafrost and Periglacial Processes , 12 : 39 – 52 .
   Web of Science ®Google Scholar
• Hoelzle , M. 1993 . DC resistivity soundings 1992 in north-western Svalbard , Zurich : Versuchsanstalt far Wasserbau, Hydrologie und Glaziologie der ETH . Arbeitsheft 13
   Google Scholar
• Hoelzle , M. , Wagner , S. , Kääb , A. and Vonder Muhll , D. Surface movement and internal deformation of ice-rock mixtures within rock glaciers in the Upper Engadin, Switzerland . 7th International Conference on Permafrost . June 23-27 1998 , Yellowknife . pp. 465 – 472 . Québec : Centre d'études nordiques, Université Lavai . Collection Nordicana 57
   Google Scholar
• Hoelzle , M. , Mittaz , C. , Etzelmaller , B. and Haeberli , W. 2001 . Surface energy fluxes and distribution models of permafrost in European mountain areas: an overview of current developments . Permafrost and Periglacial Processes , 12 : 53 – 68 .
   Web of Science ®Google Scholar
• Hoelzle , M. , Vonder Mühll , D. and Haeberli , W. 2002 . Thirty years of permafrost research in the Corvatsch-Furtschellas area. Eastern Swiss Alps . Norsk Geografisk Tidsskrift , This issue
   Google Scholar
• Humlum , O. 1982 . Rock glaciers in northern Spitsbergen: a discussion . Journal of Geology , 90 : 214 – 221 .
   Web of Science ®Google Scholar
• Humlum , O. 1997 . Active layer thermal regime at three rock glaciers in Greenland . Permafrost and Periglacial Processes , 8 : 383 – 408 .
   Web of Science ®Google Scholar
• Humlum , O. 1998 . The climatic significance of rock glaciers . Permafrost and Periglacial Processes , 9 : 375 – 395 .
   Web of Science ®Google Scholar
• Humlum , O. 2000 . The geomorphic significance of rock glaciers: estimates of rock glacier debris volumes and headwall recession rates in West Greenland . Geomorphology , 35 : 41 – 67 .
   Web of Science ®Google Scholar
• Irving , D. H. B. 2000 . The application of geotechnical centrifuge modeling to aie deformation of permafrost , Department of Earth Science, Cardiff University . PhD thesis
   Google Scholar
• Isaksen , K. 1998 . Tre steinbreer i området ved Longyearbyen, Svalbard bevegelse og indre Struktur , 70 Department of Physical Geography, University of Oslo . MSc thesis
   Google Scholar
• Isaksen , K. 2001 . Past and present ground thermal regime, distribution and creep of permafrost - case studies in Svalbard, Sweden and Norway , Series of dissertations submitted to the Faculty of Mathematics and Natural Sciences University of Oslo . No. 144
   Google Scholar
• Isaksen , K. , Ødegard , R. S. , Eiken , T. and Sollid , J. L. 2000 . Composition, flow and development of two tongue-shaped rock glaciers in the permafrost of Svalbard . Permafrost and Periglacial Processes , 11 : 241 – 257 .
   Web of Science ®Google Scholar
• Isaksen , K. , Holmlund , P. , Sollid , J. L. and Harris , C. 2001 . Three deep alpinepermafrost boreholes in Svalbard and Scandinavia . Permafrost and Periglacial Processes , 12 : 13 – 25 .
   Web of Science ®Google Scholar
• Kääb , A. , Haeberli , W. and Gudmundsson , G. H. 1997 . Analyzing the creep of mountain permafrost using high precision aerial photogrammetry : 25 years of monitoring Gruben rock glacier, Swiss Alps . Permafrost and Periglacial Processes , 8 : 409 – 426 .
   Web of Science ®Google Scholar
• Kääb , A. , Gudmundsson , G. H. and Hoelzle , M. Surface deformation of creeping mountain permafrost. Photogrammetric investigation s on rock glacier Murtél, Swiss Alps . 7th International Conference on Permafrost . June 23-27 1998 , Yellowknife . pp. 531 – 537 . Québec : Centre d'études nordiques. Université Lavai . Collection Nordicana 57
   Google Scholar
• Kääb , A. and Vollmer , M. 2000 . Surface geometry, thicknes s changes and flow fields on creeping mountain permafrost: automatic extraction by digital image analysis . Permafrost and Periglacial Processes , 11 : 315 – 326 .
   Web of Science ®Google Scholar
• Kääb , A. and Frauenfelder , R. Temporal variations of mountain permafrost creep . 1st European Permafrost Conference . Rome . pp. 26 – 28 . 3.01. Abstract
   Google Scholar
• Kaufmann , V. Deformation analysis of the Doesen rock glacier (Austria) . 7th International Conference on Permafrost . June 23-27 1998 , Yellowknife . pp. 551 – 556 . Québec : Centre d'études nordiques, Université Lavai . Collection Nordicana 57
   Google Scholar
• Konrad , S. K. , Humphrey , N. F. , Steig , E. J. , Clark , D. H. , Potter , N. Jr. and Pfeffer , W. T. 1999 . Rock glacier dynamics and paleoclimatic implications . Geology , 27 (12) : 1131 – 1134 .
   Web of Science ®Google Scholar
• King , L. 2000 . “ Mountain permafrost in Europe: occurrence, characteristics, prospecting, mapping and monitoring ” . In Procesos y formas periglaciare s en la montana mediterranea , 3 – 24 . Teruel : Institute de Estudios Turolenses .
   Google Scholar
• King , L. and Åkerman , H. J. Mountain permafrost in Europe . Proceedings the 6th International Permafrost Conference . Bejing , China. pp. 1022 – 1027 .
   Google Scholar
• Kristiansen , K. J. and Sollid , J. L. 1986 . “ Svalbard - glacialgeolog y and geomorphology, 1:1000000. printed map 2.3.5 ” . In National Atlas of Norway , Hønefoss , , Norway : Statens kartverk .
   Google Scholar
• Landvik , J. Y. , Mangerud , J. and Salvigsen , O. 1987 . The Late Weichselian and Holocene shoreline displacement on the west-central coast of Svalbard . Polar Research , 5 : 29 – 44 .
   Google Scholar
• Lehman , S. J. and Forman , S. L. 1992 . Late Weichselian glacier retreat in Kongsfjord, West Spitsbergen. Svalbard . Quaternary Research , 37 : 139 – 154 .
   Web of Science ®Google Scholar
• Liestø1 , O. 1962 . “ Talus terraces in Arctic regions ” . In Norsk Polarinstitutt s Årbok 102 – 105 . 1961
   Google Scholar
• Liestø1 , O. 1980 . Permafrost conditions in Spitzbergen . Frost i lord , 21 : 23 – 28 .
   Google Scholar
• Paterson , W. S. B. 1994 . The Physics of Glaciers , Oxford : Pergamon Press .
   Google Scholar
• Rea , B. R. , Irving , D. H.B. , Hubbard , B. and McKinley , J. 2000 . Preliminary investigation s of centrifuge modelling of polycrystalline-ic e deformation . Annals of Glaciology , 31 : 257 – 262 .
   Web of Science ®Google Scholar
• Saetersdal , R. 1977 . Overslagsberegning av tykkelse på aktivt lag på VestSpitsbergen . Frost i Jord , 19 : 12 – 18 .
   Google Scholar
• Sollid , J. L. and Sørbd , L. 1992 . Rock glaciers in Svalbard and Norway . Permafrost and Periglacial Processes , 3 : 215 – 220 .
   Google Scholar
• Swett , K. , Hambrey , M. J. and Johnson , D. J. 1980 . Rock glaciers in northern Spitsbergen . Journal of Geology , 88 : 475 – 482 .
   Web of Science ®Google Scholar
• Tolgensbakk , J. and Sollid , J. L. 1987 . Kvadehukssletta - Geomorfologi og kvarttergeologi, 1:10000 , Thematic printed map 8 Tromsø , , Norway : Norwegian Polar Institute .
   Google Scholar
• Yonder Muhll , D. 1991 . Evidence of intrapermafrost groundwater flow beneath an active rock glacier in the Swiss Alps . Permafrost and Periglacial Processes , 3 : 169 – 173 .
   Google Scholar
• Yonder Mühll , D. 1993 . Geophysikalische Untersuchungen im Permafrost des Oberengadins, Graubunden , 122 Mitteilungen : Versuchsanstalt für Wasserbau, Hydrologie und Glaziologie der ETH Zürich .
   Google Scholar
• Vonder Mühll , D. 1996 . Gravimetrical investigatio n in the permafrost of two selected rock glaciers near Ny Ålesund, Svalbard , Versuchsanstalt für Wasserbau, Hydrologie und Glaziologie der ETH Zürich . Arbeitsheft 18
   Google Scholar
• Vonder Mühll , D. , Stucki , T. and Haeberli , W. Borehole temperatures in Alpine permafrost: a ten-year series . 7th International Conference on Permafrost . June 23-27 1998 , Yellowknife . pp. 1089 – 1095 . Québec : Centre d'études nordiques. Université Lavai . Collection Nordicana 57
   Google Scholar
• Wale , M. 1999 . Indre strukturer i utvalgte steinbreer på Svalbard , 85 Department of Physical Geography, University of Oslo . MSc thesis
   Google Scholar
• Wagner , S. 1996a . DC resistivity and seismic refraction soundings on rock glacier permafrost in northwestern Svalbard . Norsk Geografisk Tidsskrift , 50 (1) : 25 – 36 .
   Google Scholar
• Wagner , S. 1996b . Dreidimensionale Modellierung zweier Gletscher und Deformationsanalyse von eisreichem Permafrost , 146 Mitteilungen : Versuchsanstalt für Wasserbau, Hydrologie und Glaziologie der ETH Zürich .
   Google Scholar
• Wahrhaftig , C. and Cox , A. 1959 . Rock glaciers in the Alaska Range . Geological Society of America Bulletin , 70 : 383 – 436 .
   Web of Science ®Google Scholar